242724697 has 2 divisors, whose sum is σ = 242724698. Its totient is φ = 242724696.

The previous prime is 242724661. The next prime is 242724733. The reversal of 242724697 is 796427242.

It is a balanced prime because it is at equal distance from previous prime (242724661) and next prime (242724733).

It can be written as a sum of positive squares in only one way, i.e., 227074761 + 15649936 = 15069^2 + 3956^2 .

It is a cyclic number.

It is not a de Polignac number, because 242724697 - 2⁷ = 242724569 is a prime.

It is not a weakly prime, because it can be changed into another prime (242724607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121362348 + 121362349.

It is an arithmetic number, because the mean of its divisors is an integer number (121362349).

Almost surely, 2^242724697 is an apocalyptic number.

It is an amenable number.

242724697 is a deficient number, since it is larger than the sum of its proper divisors (1).

242724697 is an equidigital number, since it uses as much as digits as its factorization.

242724697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 338688, while the sum is 43.

The square root of 242724697 is about 15579.6244178093. The cubic root of 242724697 is about 623.7893980627.

The spelling of 242724697 in words is "two hundred forty-two million, seven hundred twenty-four thousand, six hundred ninety-seven".